JYM-303三相多功能标准表英文版

发布时间:2019-07-12
 JYM-303三相多功能标准表(英文版)产品介绍
 JYM-303三相多功能标准表(英文版)是上海徐吉电气有限公司生产销售 JYM-303三相多功能标准表(英文版),

简单介绍 JYM-303 meter, developed by our company, is a standard electric energy meter with characteristics of wide-range, multifunction and high-precision. It has accuracy grade of 0.02. By adopting techniques of DSP, ded system and automatic temperature balancing and other compensation


 JYM-303三相多功能标准表(英文版)详细介绍

本目录是上海徐吉电气有限公司为您精心提供:


产品参数:

1. Current measurement (Actual valid value RMS)
Range:0.2A、1A、5A、20A、100A, range switch automatically
Display range:0.00000mA~120.000A
Measurement error:distorted wave:±0.02%RD(10mA~120A)
 Fundamental:±0.02%RD(10mA~120A)
 2~21 harmonic:±0.1%RD(10mA~120A)
Measurement time :1s~99s
2.  Voltage measurement (Actual valid value RMS)
Range:60V、120V、240V、480V  range switch automatically
Display range:0.00000V~576.000V
Measurement error:
distorted wave:±0.02%RD(40V~576V)
 Fundamental:±0.02%RD(40V~576V)
2~21 harmonic:±0.1%RD(40V~576V)
Measurement time :1s~99s
3.  Power measurement
Measurement error:
Distorted wave active power:±0.02% RD(40V~576V,10mA~120A,PF≥0.5)
Sine wave reactive power:±0.02% RD(40V~576V,10mA~120A,PF≥0.5)
Sine wave apparent power:±0.02% RD(40V~576V,10mA~120A,PF≥0.5)
Fundamental active power:±0.02%(40V~576V,10mA~120A,PF≥0.5)
2-21 harmonic active power:±0.02%(40V~576V,10mA~120A,PF≥0.5)
Display range:6 digital display
4. Phase measurement(phase difference between each phase voltage and current)
Measurement error:±0.01°(40V~576V,10mA~120A)
Display range:0.000°~359.999°
5.Power factor measurement(each phase power factor and three phase power factor)
Measurement error:±0.0002(40V~576V,10mA~120A)
Display error:-1.00000 ~ 0 ~ +1.00000
6.Frequency measurement
Measurement range:45~70Hz;
Measurement error :±0.005%RD
Display error:44.9999Hz ~ 69.9990Hz
7.Harmonic content measurement
Harmonic times:2…51 ( fundamental wave as 50Hz)
Harmonic measurement error :±10%RD±0.1%(Rd as harmonic content reading)
Distortion Measurement error :±10%RD±0.1%(Rd as distortion reading)
8. Energy measurement
Measurement error:
Distorted wave active energy:±0.02%(40V~576V,10mA~120A,PF≥0.5)
Sine reactive energy:±0.02%(40V~576V,10mA~120A,PF≥0.5)
Sine active energy:±0.02%(40V~576V,10mA~120A,PF≥0.5)
Fundamental wave active energy:±0.02%(40V~576V,10mA~120A,PF≥0.5)
2-21 harmonic active energy:±0.1%(40V~576V,10mA~120A,PF≥0.5)
Display error:(0.00…999999)Wh、varh、VAh
9. Energy error measurement
Tested meter constant range:1~999999999999imp/kWh(kvarh、kVAh)
Pulse no. set range:1~9999999
10. Tested energy pulse input
Pulse electric level:5…12V
 input Frequency:2MHz (max)
Min. pulse width:250ns
Min. pulse interval:250ns
11. Standard energy pulse output
Pulse electric level:5V±5%,100mA
Output frequency:Rated frequency60kHz (while voltage、current limit, power factor as 1)
Max. frequency: 72kHz(While voltage limit、1.2 current limit,power factor as 1)
12.Standard deviation evaluated value
Voltage, current , active/reactive power, active/reactive energy                       standard deviation evaluated value≤0.002%
13.Variation caused by influence quantity
Measurement circuit voltage influence:≤0.004%(Power supply variation ±10%)
Measurement circuit frequency influence:≤0.004%(Power supply variation ±10%)
Auxiliary power supply voltage influence:≤0.002%(Power supply variation ±10%)
Auxiliary power supply frequency influence:≤0.002%(Power supply variation±5%)
Auxiliary power supply phase influence:≤0.002%
Reverse phase influence:≤0.002%
Current 3 times harmonic influence:≤0.004%
AC external magnificent influence(1m,400 turns):≤0.01%
14. Temperature
Temperature coefficient:≤0.0005% /℃
Self-heat influence:≤0.01%
Pre-heat time:≤30min
15.24h deviation:≤0.004%
16. Insulation resistance:
The insulation between voltage、current  input terminal and meter cover、power supply terminal and meter cover should not less than 100MΩ
Industrial frequency withstand voltage:
Between voltage、current input  terminal & power supply terminal and meter cover should withstand 50Hz sine wave 2kV  1min test;Between voltage circuit and current circuit; difference phase of current circuit should withstand 600V test.
17. Ambient
Rated temperature:23℃±2℃
Work temperature range:10℃~30℃
Max. work temperature range:0℃~40℃
Storage and transportation max. temperature range:-20℃~55℃
Relative humidity:≤85%
18. Others
Auxiliary power supply: 220V±15%,50Hz±10%
Power consumption: ≤30VA 
Cabinet: 355 × 185 × 145 mm。
                        i.              Weigh: 7.5kg

JYM-303三相多功能标准表(英文版)


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